should burr
Regular verb: burr - burred- burred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should burr
you should burr
she should burr
we should burr
you should burr
they should burr 	I should be burring
you should be burring
she should be burring
we should be burring
you should be burring
they should be burring	I should have burred
you should have burred
she should have burred
we should have burred
you should have burred
they should have burred	I should have been burring
you should have been burring
she should have been burring
we should have been burring
you should have been burring
they should have been burring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not burr
you should not burr
she should not burr
we should not burr
you should not burr
they should not burr 	I should not be burring
you should not be burring
she should not be burring
we should not be burring
you should not be burring
they should not be burring	I should not have burred
you should not have burred
she should not have burred
we should not have burred
you should not have burred
they should not have burred	I should not have been burring
you should not have been burring
she should not have been burring
we should not have been burring
you should not have been burring
they should not have been burring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I burr?
should you burr?
should she burr?
should we burr?
should you burr?
should they burr? 	should I be burring?
should you be burring?
should she be burring?
should we be burring?
should you be burring?
should they be burring? 	should I have burred?
should you have burred?
should she have burred?
should we have burred?
should you have burred?
should they have burred? 	should I have been burring?
should you have been burring?
should she have been burring?
should we have been burring?
should you have been burring?
should they have been burring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not burr?
should you not burr?
should she not burr?
should we not burr?
should you not burr?
should they not burr? 	should I not be burring?
should you not be burring?
should she not be burring?
should we not be burring?
should you not be burring?
should they not be burring? 	should I not have burred?
should you not have burred?
should she not have burred?
should we not have burred?
should you not have burred?
should they not have burred? 	should I not have been burring?
should you not have been burring?
should she not have been burring?
should we not have been burring?
should you not have been burring?
should they not have been burring?